baber/WOPTO huggingface dataset:
Patent GB-870774-A (GB)
Title: Improved diesel engine having a swirl chamber type combustion chamber
IPC: F02B19/18
Filed: 1959-07-15
Abstract: 870,774. Combustion chambers. YAMOAKA, Y. July 15, 1959 [Jan. 28, 1959], No. 24382/59. Class 7(3). A swirl type combustion chamber 1 is connected to the main combustion space 4 by a main passage 3 tangential to the chamber and by an auxiliary passage 7 coaxial with the injection nozzle 5 and directed towards the chamber centre.
Patent GB-911393-A (GB)
Title: Installation for utilizing the waste heat of an internal combustion engine
IPC: F22B1/18
Filed: 1960-07-14
Abstract: 911,393. Waste heat steam boilers. VORKAUF, H. July 14, 1960 [Aug. 13, 1959], No. 24588/60. Class 123 (2). A steam boiler for utilizing the heat of diesel exhaust gases and having auxiliary heating means which is operated to maintain steam output if the exhaust gas flow stops or is insufficient to meet the steam demand comprises a water tube boiler having a large drum 1 in the water space of which are arranged smoke tubes 2 through which the exhaust gases flow from an inlet 3 to an outlet 4. The drum is mounted on and supported by a frame constituted by unheated downcomers 5 interconnected by distributing headers 6 .. 8 and collecting headers 9, 10. The distributing and collecting headers are connected by riser tubes 11 ... 13 which form the walls of a furnace which is fired by an oil burner 15. Steam which separates in the collecting headers flows into the drum 1 to mix with the steam generated by the smoke tubes. In a modification the drum 1 is mounted vertically.
Patent GB-1117883-A (GB)
Title: Improvements in and relating to thermodynamic reciprocating machines
IPC: F02G1/043
Filed: 1965-06-10
Abstract: 1,117,883. Refrigerating. PHILIPS GLOEILAMPENFABRIEKEN N.V. 10 June, 1965 [13 June, 1964; 22 July, 1964], No. 24589/65. Heading F4H. [Also in Division F1] In a thermodynamic reciprocating engine comprising at least one cylinder containing a piston 92 and a displacer 93 and having a pair of parallel crank-shafts 107 which are arranged to rotate in opposite directions and the centre lines of which are located symmetrically on opposite sides of the common centre line of the piston and displacer and in a plane at right angles to this centre line, the two crank shafts are coupled by a worm 108 or worm wheel fixed on each crank shaft and co-operating with a worm wheel 109 or worm respectively fixed on a third shaft 110 which crosses the crank-shafts and which establishes a connection between the engine and a device 113, 112 which is driven by or drives the engine. The invention is described as applied to hot gas engines but is stated to be applicable to cold gas refrigerators. The engine may comprise at least two pairs of parallel crank-shafts, the pairs being arranged in parallel planes spaced apart by a small distance so that the crank-shafts of one pair cross those of the other pair. Figs. 7 and 8 (not shown) relate to an engine having eight cylinders arranged around two concentric output shafts. Two four cylinder engines may drive a common output shaft. The output shaft may be arranged at an oblique angle to the plane containing the centre lines of the cylinders.
Patent GB-428992-A (GB)
Title: Improvements in computing weighing scales
IPC: G01G23/22
Filed: 1934-08-28
Abstract: 428,992. Weighing-apparatus. HANSEN, S. EGGER-, 84, Rosensteingasse, Vienna. Aug. 28, 1934, No. 24742. Convention date, March 23. [Class 143] Computing - apparatus.- Relates to a weighing- machine of the kind wherein value computations corresponding to various basic prices are arranged on an adjustable roller - mounted band visible through windows at opposite sides of the machine and swept by the weight - indicating pointer, and consists in guiding the band in the form of an N, arranging the opposite reading windows at the same height, and in providing the band with similar charts on both sides or with a chart on one side and advertisements on the other so as to display at the opposite windows the similar charts or one chart and the advertisement. As shown in Figs. 1 and 3, the band 2 bearing the computed values 5 for the various basic prices 7 passes in N-formation between two rollers 9, 10 connected by gearing and rotated by means of a handle 14 so as to bring the required set of values and basic price into view behind the windows 4. The casing is furnished at each side with a scale of weights 6. A pointer 8 indicates simultaneously the weight and value. As shown in Fig. 7, in connection with a machine wherein a lower weighing range of 0 to 6 lbs. may be changed to a higher range of 6 to 12 lbs. the band bears two adjacent sets of value computations for each basic price 7 a weight scale 6 or 6<1> being provided for each range. The value figures for the lower units of currency are disposed below the figures for the higher units in zig-zag manner, as shown, and the pointer 8 shaped for convenient reading. To facilitate setting of the band to the desired basic price, the band is provided along its length with a red line 13 arranged to intersect the weights scale 6 at a point indicative of the basic price. The red line is applied to a transparent tape fixed to the band. A spring arranged in the gear drive of the band keeps the band under tension. One side of the band may carry advertisements instead of a computing chart. Shade lamps outside the casing illuminate the charts. Overwinding of the band is prevented by a sliding nut traversed between adjustable stops by means of a screw-threaded portion of the handle 14.
Patent GB-1124933-A (GB)
Title: Improvements in or relating to filtering apparatus
Inventor: FREELAND WILLIAM
IPC: B01D29/00
Filed: 1965-06-11
Abstract: 1,124,933. Movable-band filters for liquids. M.E.L. EQUIPMENT CO. Ltd. 6 May, 1966 [11 June, 1965], No. 24760/65. Heading B1D. An apparatus for filtering liquids comprises a tank for receiving unfiltered liquid and having a wall with a liquid-pervious portion through which liquid can leave the tank, and a flexible sheet of filter medium incorporated in an endless assembly of interconnected parts which is movable in alternate directions along a closed path to move the filter medium into an operative position in which it extends over the liquid-pervious portion of the wall, and away from this position for the removal of foreign matter accumulated on the filter medium. As shown, a tank 1 has an inclined lower wall 2 with pervious portion 3 below which is a suction chamber 4 connected to a centrifugal pump 5. A flexible strip 6 of filter medium, e.g. paper, cloth, bonded fibre or the like, is attached at 32, 33, to a strip 7 of liquid-impervious fabric and extends along wall 3, 2 and over a roller 22 to bars 15, 16. Wire ropes 9 extend from the end of strip 7, and lie one each side of filter strip 6, passing over grooves (not shown) in the ends of roller 22, then around pulleys 13, 14; they are finally wound on, and secured to, drums 10 coaxial with a roller 8, on which strip 7 is wound and to which it is secured. The movable assembly is tensioned by a gravity-loaded roller 23. When it is required to remove accumulated foreign matter from a filter medium, the pump 5 is stopped, and a handle 12 secured to roller 8 and drums 10 is turned clockwise. The filter strip is thus moved up along portion 3 followed by strip 7, the filter strip being scraped clean by a scraper 34. Handle 12 is then turned in the reverse direction. Pump 5 may be started and stopped by a switch operated by a member rotatable with the shaft 11 of handle 12.
Patent GB-909661-A (GB)
Title: Substituted benzene-m-disulphonamides and process of preparing them
IPC: C07D307/00
Filed: 1960-07-15
Abstract: The invention comprises compounds of the formula <FORM:0909661/IV (b)/1> in which R represents a chlorine or bromine atom or a methyl group, R1 represents a hydrogen, chlorine or bromine atom or a methyl group, R2 represents hydrogen or an alkyl radical containing up to 4 carbon atoms and R3 represents an alkyl radical containing 2-3 carbon atoms that may be substituted by a chlorine or bromine atom or a hydroxy group, an allyl radical, an alkyl radical containing 1-8 carbon atoms that may be interrupted by oxygen or sulphur, a cycloalkyl radical containing 4-8 carbon atoms, a phenyl radical or a phenylalkyl radical, the alkylene group of which contains up to 4 carbon atoms and may be interrupted by oxygen, or where R2 and R3 together with the nitrogen atom are members of a saturated ring that may be further interrupted by a further hetero atom.  The compounds may be prepared by reacting a sulphohalide of the formula <FORM:0909661/IV (b)/2> where X represents a halogen atom, with ammonia, ammonium bicarbonate or ammonium carbamate within the range 0-120 DEG C., or by reacting a sulphohalide of the formula <FORM:0909661/IV (b)/3> where X represents a halogen atom, with an amine of the formula R2R3NH in an organic solvent.  Examples are given. Alkali metal salts of the sulphonamides are mentioned.  The sulphonyl halide starting materials may be prepared from the corresponding sulphonamidoaniline by the Meerwein diazo reaction or, in the case of the second mentioned reactant, by reacting the di-sulphonyl halide with ammonia.  The substituted benzene-m-disulphonamides described above may be made up into preparations suitable for oral or parenteral administration having diuretic and saluretic properties.  They may be mixed with solid or liquid carriers and may be used in the form of tablets, dragees, capsules, solutions, suspensions or emulsions.
Patent GB-1386222-A (GB)
Title: Device for handling invalided persons during bathing and similar treatment
IPC: B66F11/00
Filed: 1973-05-24
Abstract: 1386222 Invalid lifting device SODERBERG TOLLAM AB 24 May 1973 24907/73 Heading B8H Apparatus for lifting patients in to and out of baths comprises a column 3 housing an hydraulic actuator 13 connected to a crossbeam 16 coupled with side members 17 movable along vertical guides 12. A pair of arms 2 connected to the side members 17 engage and lift the bath to immerse a patient on a seat or platform 6. The seat or platform is pivoted on the column about a vertical axis to move a patient from the side of the bath to a position over the bath. In an alternative embodiment Fig. 6 (not shown), the bath is fixed and the seat or platform is vertically movable.
Patent GB-481531-A (GB)
Title: Take-up mechanism for looms
IPC: D03D49/20
Filed: 1936-09-14
Abstract: 481,531. Looms for weaving tufted pile fabrics. CRABTREE & SON, Ltd., D., and FELTON, W. Sept. 14, 1936, No. 24972. [Class 142 (ii)] Take-up motions.-In the weaving of tufted pile fabrics, shown as having double wefts inserted by a needle, the fabric is not taken-up after the wefts a<2> are beaten-up and the wefts a3 holding the tufts f are beaten-up directly over the wefts a<2>. The fabric is then taken-up, and after the beat-up of the wefts a<4> is again taken-up. This intermittent take-up is effected by having two pegs 2a, 2b instead of three on the disc 2 driving the cloth roll 12 through gearing 11, 8, 7, 6 and a wheel 5 having a flange with six notches 2c engaged by the pegs 2a, 2b. A concentric part 2d on the disc 2 and recessed parts 5b of the flange 5a lock the mechanism when there is no take-up. When a spring pin 16 is withdrawn, the cloth roll 12 can be moved by means of the hand wheel 15.
Patent GB-701976-A (GB)
Title: Improvements in or relating to the purification of quinoline and isoquinoline
Inventor: SHANNAN WILLIAM VIVIAN
Filed: 1950-10-12
Abstract: The purification of technical quinoline and isoquinoline is effected by the reaction of a technical mixture with phthalic acid in a solvent, followed by liberation of the base in known manner. In examples the reaction between technical specimens of quinoline and isoquinoline with phthalic acid in industrial alcohol or water with heating is described.  The crystalline products are separated and treated with caustic soda to liberate the base.  Aqueous ammonia may also be used.
Patent GB-757728-A (GB)
Title: Improvements in or relating to drying apparatus
Inventor: CLARKE DONOVAN HERBERT
IPC: F26B5/06
Filed: 1953-09-09
Abstract: 757,728. Drying by freezing. MITCHELL ENGINEERING, Ltd. Sept. 3, 1954 [Sept. 9, 1953], No. 25008/53. Classes 29 and 34(2). Apparatus for drying by freezing and subsequent evaporation of the ice formed has, in a pair of drying chambers 10, drying trays 11 arranged in pairs supported on rollers 24 and which can be vibrated by an electrical vibrator unit to convey and discharge the dried material via shoot 12 controlled by a valve 13. Below each drying chamber are provided condenser chambers 14, connected to the chambers by ducting 16, with outlets 15 and inlets 17 having valves 18 and provided with brine pipes 20 leading from an inlet manifold 21 to outlet manifold 22, the moisture from the material condensing on the pipes 20 as ice. A refrigerator unit (not shown) supplies cold brine for cooling the pipes or hot brine for defrosting. A vacuum can be created and maintained in the drying and condenser chambers. Beneath the bottom of each tray 11 is a serpentine pipe arrangement for heating or cooling fluid, flexible connections being made to manifolds 40 within the chamber.
Patent GB-601629-A (GB)
Title: Improvements in or relating to mechanical vibratory devices
IPC: H04R17/02
Filed: 1945-09-27
Abstract: 601,629. Electro acoustic transducers. STEVENS, A. H. (Brush Development Co.). Sept. 27, 1945, No. 25076. [Class 40 (iv)] In an electro-acoustic translation device, such as a microphone, in which the vibratile element has a resonance frequency, substantial damping is effected at the said resonance frequency by means of an acoustic resistance element mounted close to the vibratile element and consisting of a block of porous material composed of sintered particles of a metal such as copper. In one embodiment, Fig. 7, two opposite corners 52, 53 of a twister type piezo-electric element 51 are cemented to a circular non-flat diaphragm 49, and the remaining two corners 54 are cemented to the back plate 45 of the unit. In front of the diaphragm 49 is mounted a porous sintered metal member 47, which is shaped to conform to that of the diaphragm 49, and the volume of the enclosure 50 and the size of the minute air-channels through the porous member 47 are so related to each other and to the vibratory system that resonancefrequency vibrations are effectively damped. In another construction, Figs. 1 to 3 (not shown), the piezo-electric element is mounted between two diaphragms, sintered metal elements, forming a case, being provided over each diaphragm. A further construction in which porous sintered elements are mounted between two piezo-electric elements is described with reference to Figs. 5 and 6 (not shown). Specifications 409,040 and 463,766 are referred to.
Patent GB-910929-A (GB)
Title: Means for producing shaped bimetallic components, more particularly bimetallic contacts
IPC: H01H11/04
Filed: 1961-07-11
Abstract: 910,929. Making bimetallic contacts; forging; shearing; welding by pressure. RENZ, W., WACKER, H., and SEITZ, E., [trading as RENZ, WACKER & CO. OHG.]. July 11, 1961 [July 11, 1960], No. 25115/61. Classes 83 (2) and 83 (4). A machine for making bi-metallic components, particularly electric contacts, comprises a stepwise rotating turret a carrying a plurality of dies c which are moved successively to a first station I where a first wire such as copper is fed from a guide means e and a slug d sheared therefrom by rotation of the turret, to a second consecutive station II where a second wire such as silver is fed from a guide means g and sheared upon further rotation to provide a slug f superposed upon the slug d, and to a further station IV where the slugs are cold pressure welded together by a press tool i, Fig. 3 (not shown). At a further station V the welded workpiece is pressed to contact rivet shape by a ram k and at station VI the contact is ejected by a rod l. The tool i and the ram k are actuated successively so as to avoid excessive load on the turret.
Patent GB-225014-A (GB)
Title: Improvements in and relating to superheating steam
IPC: F22G1/06
Filed: 1923-10-09
Abstract: 225,014. Robertson, T. E., (Power Specialty Co.). Oct. 9, 1923. Superheating in two or more stages; watertube boilers.-Steam is superheated in a superheater heated mainly by radiant heat from the combustion chamber of the boiler furnace and in a superheater heated by the combustion products after they have been partly cooled by contact with the water-heating surface of the boiler. A Stirling-type boiler is fitted with a superheater 1 placed behind the first bank of water-tubes and with a superheater 9 placed in the front wall of the combustion chamber out of the direct flow of the combustion products. The superheater 9 consists of tubes 6 encased in cast-iron envelopes 7, which are separated by refractory blocks. The steam pipe 4 connecting the superheaters is extended upwards above the boiler water level to allow the superheater 9 to be flooded at starting up without flooding the superheater 1.
Patent GB-253012-A (GB)
Abstract: 253,012. Bell Punch & printing Co., Ltd., and Purvis, W. J. Dec. 23, 1925. Cutting and perforating apparatus.-In a combined ticket printing and punching press, punching is effected by means of fixed and pivoted cutters d, e carried by a platform c on which the ticket is laid and which, when pushed in, causes an arm f on the cutter e to strike against a fixed pin g and so cause a notch to be cut in the end of the ticket.
Patent GB-1032013-A (GB)
Title: Improvements in liquid transfer development in xerography
IPC: G03G13/10
Filed: 1963-06-26
Abstract: 1,032,013. Printing processes. RANK XEROX Ltd. June 26, 1963 [July 2, 1962], No. 25394/63. Heading B6C. [Also in Division G2] In a method of xerography (see Divisions G2-G3) a particulate toner suspended in a non-conductive liquid carrier is applied to the photo-conductive layer of a xerographic plate before charging and exposure to form a layer 11. After charging and exposure an image receiving web 26, Fig. 4, is pressed into contact with the layer 11 by a roller 27 moved along the web in the direction of the arrow to transfer a toner image 28 on the web 26. Roller 27 may be electrically conductive and an electrical potential may be applied to the roller to improve print quality. In another embodiment, Fig. 5, the toner image 28 is transferred to a web 34 simultaneously with exposure of the photoconductive layer 15 through a transparent backing 32 such as glass. The web 34 may be paper or plastic film such as polyethylene terephthalate or " Saran" (Registered Trade Mark). In another embodiment the layer 11, Fig. 6 (not shown), is wax, liquefied by a heater 37 or by using a heated roller.
Patent GB-223728-A (GB)
Title: Apparatus for delivering commodities from canisters and like receptacles to weighing machines
IPC: G01G19/00
Filed: 1923-10-12
Abstract: 223,728. Rhodes, A. V. Oct. 12, 1923. Apparatus fitted to storage bins.-The delivery of tea, coffee, rice, sugar, or like material from one of a series of canisters D - - D<5> to a weighing-device, is effected by means of a series of shoots F - - F<5> converging from the canisters towards a single outlet G, and a slide H<1> closing the outlet of each canister. The slide H<1> is carried on wheels h and is formed with a passage J<1> through which the material flows when the slide is moved forwardly by pressing a knob r connected thereto by rods R<1>, 1 and levers P<1>, N<1>. When the knob r is released, springs U<1>, T<1> restore the parts to the closed position. A slide d<2> in the false bottom d<1> of each canister is closed when the canister is to be removed for filling, a window d<4> showing the amount of the contents. A disc operated by the movement of the slide may be provided to indicate the nature of the goods delivered. An electric lamp W<1> may be employed for that purpose, being switched on by a block R<4> on the rod R<1> engaging a spring contact piece y. The mechanism is enclosed, doors S<1>, Q<1> being provided to give access thereto. The outlet G may be telescopic to facilitate use with bags &c. of various sizes.
Patent GB-656061-A (GB)
Title: Improvements in and relating to pipe fittings
IPC: F16L41/02
Filed: 1947-09-17
Abstract: 656,061. Junction pieces. AKTIEBOLAGET GUSTAVSBERGS FABRIKER. Sept. 17, 1947, No. 25419. Convention date, Sept. 18, 1946. [Class 99(i)] In a series of pipe fittings in which each fitting comprises a main pipe socket 6 one or more branch pipe sockets 2 angularly disposed thereto and a pipe socket 5 in extension of the main pipe socket and in which at least one socket is of smaller diameter than the main pipe socket and each socket has pipe engaging means, the longitudinal axes of the sockets intersect at a common point P the distances from P to the ends of the main and branch pipes when fitted being equal to a multiple nA, a curved passage in the branch socket or each socket communicates with the main and branch pipe connections, and the extension pipe is disposed from the main pipe at a distance A or zero, A being a standard length and n a constant whole number dependent on the diameter of the main pipes in the series, i.e. equal to 1 when the main pipe diameter equals one inch, and so on. The axis of the curved pasage joining the axis of the main pipe socket forms part of a circle of radius nA.
Patent GB-1503916-A (GB)
Title: Electrical switch
IPC: H01H13/56
Filed: 1975-05-13
Abstract: 1503916 Actuation of switches LUCAS ELECTRICAL Ltd 13 May 1975 [8 June 1974] 25552/74 Heading H1N A "push-push" switch having a manually operable three-position slider which is urged to a first position by resilient means and retainable in the second and third positions by latch means upon slight return movement of the slider after movement beyond said positions respectively, and which is released to return from the third position by further movement beyond said position, has resistance means to provide a discontinuity in feel whereby the operator can recognize that the slider has reached a position whereat it will latch in the second position when released. Two embodiments are disclosed, each having a pin cooperating with a track of doubly re-entrant type to provide latching in the second and third positions of the slider, and a spring-loaded ball carried by the slider to provide the resistance indicating its second position. In the first embodiment (Figs. 1 to 3, not shown) the ball (29) runs in a groove (32) in a casing (11) between first and second positions and has to be depressed against its spring loading to attain the third position. In the second embodiment the latching track is formed in a pivoted plate (34, Fig. 4, not shown) which pivots into the path of the ball (37) when the slider is moved to its second position. In both embodiments movement of the slider directly from its first position to its third position entails overcoming the resistance of the ball (29, or 37) but in the second embodiment an alternative track is provided in the metal plate such that it is not sufficiently pivoted to obstruct the ball when the slider is moved to its third position from its second position.
Patent GB-169971-A (GB)
Title: Improvements in devices for retaining the keys of door locks and the like in position to obstruct the keyholes
IPC: E05B11/00
Filed: 1921-09-27
Abstract: 169,971. Offenstadt, L. S. Oct. 7, 1920, [Convention date]. Keyholes, obstructing; padlocks.-The key is secured to the lock by means of a padlock 1 carrying a torque 2 which is introduced into the keyhole after partial rotation of the key 8. A notch 5 in a plate 4 secured to the shackle 3 of the padlock engages behind a shoulder on the stem of the key. A special key 11, Fig. 4, having a series of notches 12 may be employed in cases where the padlock cannot be directly applied to the ordinary key of the lock. The torque 2 may be hinged to the padlock casing, or it may be secured to the shackle part.